Use the Following Data to Answer the Questions -Choice
-What Is the Slope of the Regression Line?
A)

question 81

Multiple Choice

Use the following data to answer the Questions: .
Let x = time spent studying and y = test score. $$\begin{array} { l r r r r r r r r r r r r } \text { Time spent } & 1 & 2 & 5 & 4 & 6 & 7 & 8 & 5 & 2 & 4 & 3 & 5 \\\text { studying(hours) } & & & & & & & & & & & & \\\text { Test score } & 49 & 57 & 80 & 70 & 88 & 91 & 98 & 80 & 57 & 72 & 65 & 82 \\\text { (percentage) } & & & & & & & & & & & &\end{array}$$ -Choice
-What is the slope of the regression line?

• A) about 2
• B) about 7
• C) about 43
• D) None of the above.

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Definitions:

Development

The process of growth and change that individuals undergo, ranging from physical to psychological aspects.

Throwing Rocks

The act of physically propelling stones or small boulders, often used in contexts of play, aggression, or protest.

Nurturing

Providing support, care, and encouragement to help someone grow, develop, or succeed.

Cold and Distant

Describing someone as cold and distant means they are emotionally unresponsive, unfriendly, and tend to keep others at a distance.